Figure 2.1. Correlation of Pacific Northwest and Arctic foraminifer and provisional ichthyolith zones (in part modified from Cameron 1979, 1980; McNeill 1997; Rau and Johnson 1999; Narayan et al., 2005). 2.2. Characteristic Tofino Basin ichthyoliths that distinguish stratigraphic intervals (upper Eocene to Pliocene).  Click here or on image for oversized figures.